Home / 357,974.14-494,006.15-196,839.58

Finding the Fourth Proportional to 357,974.14, 494,006.15 and 196,839.58

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Solution

The fourth proportional to 357,974.14, 494,006.15 and 196,839.58 is: 271,639.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,974.14 : 494,006.15 = 196,839.58 : x
  2. Step 2: Convert to fraction form
    357,974.14/494,006.15 = 196,839.58/x
  3. Step 3: Cross multiply
    357,974.14x = 494,006.15 × 196,839.58
  4. Step 4: Simplify right side
    357,974.14x = 97,239,959,629.19
  5. Step 5: Solve for x
    x = 97,239,959,629.19/357,974.14
  6. Step 6: Final answer
    x = 271,639.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.